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https://github.com/rust-lang/rust-clippy
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46 lines
1.8 KiB
Text
46 lines
1.8 KiB
Text
error: multiply and add expressions can be calculated more efficiently and accurately
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--> $DIR/floating_point_powi.rs:10:13
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LL | let _ = x.powi(2) + y;
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| ^^^^^^^^^^^^^ help: consider using: `x.mul_add(x, y)`
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= note: `-D clippy::suboptimal-flops` implied by `-D warnings`
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error: multiply and add expressions can be calculated more efficiently and accurately
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--> $DIR/floating_point_powi.rs:11:13
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LL | let _ = x.powi(2) - y;
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| ^^^^^^^^^^^^^ help: consider using: `x.mul_add(x, -y)`
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error: multiply and add expressions can be calculated more efficiently and accurately
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--> $DIR/floating_point_powi.rs:12:13
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LL | let _ = x + y.powi(2);
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| ^^^^^^^^^^^^^ help: consider using: `y.mul_add(y, x)`
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error: multiply and add expressions can be calculated more efficiently and accurately
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--> $DIR/floating_point_powi.rs:13:13
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LL | let _ = x - y.powi(2);
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| ^^^^^^^^^^^^^ help: consider using: `y.mul_add(-y, x)`
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error: multiply and add expressions can be calculated more efficiently and accurately
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--> $DIR/floating_point_powi.rs:14:13
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LL | let _ = x + (y as f32).powi(2);
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| ^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `(y as f32).mul_add(y as f32, x)`
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error: multiply and add expressions can be calculated more efficiently and accurately
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--> $DIR/floating_point_powi.rs:15:13
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LL | let _ = (x.powi(2) + y).sqrt();
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| ^^^^^^^^^^^^^^^ help: consider using: `x.mul_add(x, y)`
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error: multiply and add expressions can be calculated more efficiently and accurately
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--> $DIR/floating_point_powi.rs:16:13
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LL | let _ = (x + y.powi(2)).sqrt();
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| ^^^^^^^^^^^^^^^ help: consider using: `y.mul_add(y, x)`
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error: aborting due to 7 previous errors
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